213547968

素因数分解:

$2^6\times 3^3\times {\mathrm{123581}}^1$

素因数の和:123602

約数の個数: 56

約数和(自身を含む): 627796560

約数和(自身を除く): 414248592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 123581, 247162, 370743, 494324, 741486, 988648, 1112229, 1482972, 1977296, 2224458, 2965944, 3336687, 3954592, 4448916, 5931888, 6673374, 7909184, 8897832, 11863776, 13346748, 17795664, 23727552, 26693496, 35591328, 53386992, 71182656, 106773984, 213547968]

約数ペア:

[(1, 213547968), (2, 106773984), (3, 71182656), (4, 53386992), (6, 35591328), (8, 26693496), (9, 23727552), (12, 17795664), (16, 13346748), (18, 11863776), (24, 8897832), (27, 7909184), (32, 6673374), (36, 5931888), (48, 4448916), (54, 3954592), (64, 3336687), (72, 2965944), (96, 2224458), (108, 1977296), (144, 1482972), (192, 1112229), (216, 988648), (288, 741486), (432, 494324), (576, 370743), (864, 247162), (1728, 123581)]